636228740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{38189}}^1$

素因数の和:38229

約数の個数: 72

約数和(自身を含む): 1645683480

約数和(自身を除く): 1009454740

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 16660, 38189, 76378, 152756, 190945, 267323, 381890, 534646, 649213, 763780, 1069292, 1298426, 1336615, 1871261, 2596852, 2673230, 3246065, 3742522, 4544491, 5346460, 6492130, 7485044, 9088982, 9356305, 12984260, 18177964, 18712610, 22722455, 31811437, 37425220, 45444910, 63622874, 90889820, 127245748, 159057185, 318114370, 636228740]

約数ペア:

[(1, 636228740), (2, 318114370), (4, 159057185), (5, 127245748), (7, 90889820), (10, 63622874), (14, 45444910), (17, 37425220), (20, 31811437), (28, 22722455), (34, 18712610), (35, 18177964), (49, 12984260), (68, 9356305), (70, 9088982), (85, 7485044), (98, 6492130), (119, 5346460), (140, 4544491), (170, 3742522), (196, 3246065), (238, 2673230), (245, 2596852), (340, 1871261), (476, 1336615), (490, 1298426), (595, 1069292), (833, 763780), (980, 649213), (1190, 534646), (1666, 381890), (2380, 267323), (3332, 190945), (4165, 152756), (8330, 76378), (16660, 38189)]